Home / 7,292.17-10,921.84-5,110.64

Finding the Fourth Proportional to 7,292.17, 10,921.84 and 5,110.64

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Solution

The fourth proportional to 7,292.17, 10,921.84 and 5,110.64 is: 7,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.17 : 10,921.84 = 5,110.64 : x
  2. Step 2: Convert to fraction form
    7,292.17/10,921.84 = 5,110.64/x
  3. Step 3: Cross multiply
    7,292.17x = 10,921.84 × 5,110.64
  4. Step 4: Simplify right side
    7,292.17x = 55,817,592.38
  5. Step 5: Solve for x
    x = 55,817,592.38/7,292.17
  6. Step 6: Final answer
    x = 7,654.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.